12750559 has 2 divisors, whose sum is σ = 12750560. Its totient is φ = 12750558.

The previous prime is 12750523. The next prime is 12750571. The reversal of 12750559 is 95505721.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12750559 - 2¹⁷ = 12619487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12750659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6375279 + 6375280.

It is an arithmetic number, because the mean of its divisors is an integer number (6375280).

Almost surely, 2^12750559 is an apocalyptic number.

12750559 is a deficient number, since it is larger than the sum of its proper divisors (1).

12750559 is an equidigital number, since it uses as much as digits as its factorization.

12750559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15750, while the sum is 34.

The square root of 12750559 is about 3570.7924890702. The cubic root of 12750559 is about 233.6198505270.

The spelling of 12750559 in words is "twelve million, seven hundred fifty thousand, five hundred fifty-nine".